CN203402491U - Leakage-proof bottle cover - Google Patents

Leakage-proof bottle cover Download PDF

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Publication number
CN203402491U
CN203402491U CN201320445054.XU CN201320445054U CN203402491U CN 203402491 U CN203402491 U CN 203402491U CN 201320445054 U CN201320445054 U CN 201320445054U CN 203402491 U CN203402491 U CN 203402491U
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CN
China
Prior art keywords
lower cover
upper cover
cavity
conical
sealing
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Expired - Fee Related
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CN201320445054.XU
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Chinese (zh)
Inventor
余石涓
余静波
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Individual
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Individual
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Priority to CN201320445054.XU priority Critical patent/CN203402491U/en
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Publication of CN203402491U publication Critical patent/CN203402491U/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Abstract

The utility model discloses a leakage-proof bottle cover which comprises an upper cover and a lower cover which are integrated. A backflow system comprising a conical pouring opening, a concave backflow face and a backflow hole is adopted in the upper cover and the lower cover, and through the internal sealing leakage prevention design, liquid adhered to a bottle opening and the inside of the bottle cover can naturally flow back into a bottle, and liquid leakage is effectively prevented. The leakage-proof bottle cover is simple in structure, easy to manufacture, more tight in bottle opening sealing, and sanitary and convenient to use, and transporting and storing are better facilitated.

Description

A kind of leakage-resisting bottle cap
Technical field
The utility model relates to bottle cap field, is specially a kind of leakage-resisting bottle cap.
Background technology
The present bottle of the industry dress liquid such as common daily family expenses, decorative craft, the maintenance of car class on market, conventionally (bottleneck) pour spout is all straight mouthful substantially, bottle cap screw thread screws, bottleneck end face or mouthful sealing of bottle cap lid, but indivedual bottleneck also has " cone seal ", and operation normally screws upper cover routinely, make side seal, but bottle mouth position " cone seal ", may not also can play sealing function just simultaneously, may occur the situation of water clock.In addition, due to conventional bottle cap design problem, exist and topple over the defects such as not smooth, residual liquor in container is more too.
It is example that the eating at home oil of take is used, we often use vegetable oil cooking in family, topple over some oil at every turn and be placed on the interior oil bottle that places afterwards of frying pan, from details, first oil droplet can adhere to bottleneck, and progressively prolongs bottleneck outer wall (screw thread) to dirty, and is trapped in external thread of bottleneck, if screwed with upper cover, oil droplet can prolong whorl of bottleneck and overflow again; Secondly, owing to moving or transporting, in upper cover, also can adhere to because splashing some oil droplets, in use, conventionally bottle cap mouth should upwards be placed, and indivedual users may place bottleneck downwards, in upper bottle cover, trapped fuel can flow to upper bottle cover negative thread again like this, if screwed with upper cover, oil droplet also can prolong whorl of bottleneck and overflow again, and with the passing of time will to haveing on the bottle at the bottom of bottle to produce, pollute, clean trouble, affect the problems such as health at bottleneck.
Conventional bottle cap is due to pour spout normally straight mouthful (outside thread), if pour spout is being toppled over (in bottle, liquid levels is higher than pour spout) when more anxious, in bottle, easily produce negative pressure, air can enter in bottle with balance pressure reduction from pour spout, the liquid now flowing out from pour spout there will be pulse phenomenon, liquid can produce and splash, and topples over not smooth; In addition there is diameter difference in pour spout and bottleneck, during making, do not consider liquid residue problem, normal by former process structure making, when in bottle, liquid is about to be finished, the former process structure that pour spout place has is the more residual liquid of meeting when toppling over, cause topple over not thorough, thereby cause waste and secondary pollution.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of leakage-resisting bottle cap, and it is simple in structure, is easy to manufacture, and bottle sealing is tighter, and leakproofness is more reliable, topples over thoroughly, is more convenient to transportation and storage; And use health, convenience.
For solving the problems of the technologies described above, the technical solution adopted in the utility model is:
, include the upper cover and the lower cover that are assembled into one, it is characterized in that: described upper cover by bottom have lid mouthful upper cover body, be arranged in upper cover body lid mouthful screw inner nut, conical sealing surface forms, in comprising, described lower cover has the sealing of vertical cavity, in sealing, be provided with lower cover, in described lower cover, there is vertical cavity, lower cover bottom is in sealing, stretch out from sealing top at lower cover top, and sealing top opening wall and lower cover sidepiece are combined as a whole, described lower cover forms and screws outside thread from sealing top sponson outer wall, one section of cavity bottom is set to straight chamber in lower cover, be close in the lower cover in straight chamber one section of cavity middle and lower part and be set to the planar inner conical chamber of inner cone, in the middle part of the lower cover cavity in next-door neighbour inner conical chamber, one section is set to conical cavity, and conical cavity chamber wall extends upward and stretches out lower cover top formation taper pour spout, described taper pour spout top is set to inclined-plane, one section of the lower cover cavity middle and upper part of next-door neighbour's conical cavity is set to back cavity, described back cavity bottom surface is the spill backflow face being obliquely installed, and back cavity bottom surface and taper pour spout outer wall are combined as a whole, on described taper pour spout lower ports wall, have the return port that is communicated with back cavity and taper pour spout, described upper cover is assemblied in down while covering, and the lower cover outer wall that screws inner nut and lower cover in the upper cover body of upper cover screws screw thread fit between outside thread, and the upper cover body of upper cover is screwed on the lower cover of lower cover.
In the described upper cover body that screws inner nut top, form conical sealing surface, described lower cover top accent be shaped to upper cover body in the cone seal mouth of conical sealing surface form fit, when upper cover body is screwed on lower cover, in upper cover body, conical sealing surface is pressed in lower cover top tapered seal and forms cone seal.
Between described spill backflow face and facade, junction is set to circular arc and is connected.
Described taper pour spout top is set to 45 degree inclined-planes.
The utility model has the advantages that:
The utility model is simple in structure, is easy to manufacture, and is not only applicable to bottle type container, is also applicable to the containers such as bucket class of contain fluid.The utility model bottle sealing is tighter, and leakproofness is more reliable, topples over thoroughly, is more convenient to transportation and storage; In use, stick to the drop of bottleneck because of transportation or splash in bottle cap when moving, the liquid of bottleneck, can be along spill backflow face in return port flows back to bottle, owing to having adopted inner sealing leak free design, the interior liquid of bottle can not produce the phenomenon that leaks outside; When toppling over, air can enter in bottle by return port, and negative pressure in the bottle producing because liquid flows out with balance, can smooth and easyly flow out pouring liquid; Lower cover adopts inner conical surface to make water conservancy diversion, when liquid is about to be finished in bottle, can make bottle interior liquid pouring more thorough, reaches health, convenience, avoids waste and secondary pollution texts.
Accompanying drawing explanation
Fig. 1 is the utility model integral structure assembling schematic diagram.
Fig. 2 is the utility model superstructure schematic diagram.
Fig. 3 is the utility model lower cover structure schematic diagram.
Fig. 4 is the utility model lower cover structure front elevation.
Fig. 5 is that the utility model is assemblied in and assembles schematic diagram when bottle upper.
The specific embodiment
Referring to Fig. 1, Fig. 5, a kind of leakage-resisting bottle cap, includes the upper cover 1 and the lower cover 2 that are assembled into one, upper cover 1 by bottom there is the upper cover body 11 of lid mouthful, the inner nut 12 that screws being arranged in upper cover body 11 lid mouthful forms, in comprising, lower cover 2 has the sealing 21 of vertical cavity, in sealing 21, be provided with lower cover 22, in lower cover 22, there is vertical cavity, lower cover 22 bottoms are in sealing 21, stretch out from sealing 21 tops at lower cover 22 tops, and seal 21 top opening walls and lower cover 22 sidepieces are combined as a whole, lower cover 22 forms and screws outside thread 23 from sealing 21 top sponson outer walls, one section of the interior cavity of lower cover 22 bottom is set to straight chamber 24, one section of the interior cavity of lower cover 22 middle and lower part that is close to straight chamber 24 is set to the planar inner conical chamber of inner cone, in the middle part of the lower cover cavity in next-door neighbour inner conical chamber, one section is set to conical cavity, and conical cavity chamber wall extends upward and stretches out lower cover top formation taper pour spout 25, taper pour spout 25 tops are set to inclined-plane 26, one section of the lower cover cavity middle and upper part of next-door neighbour's conical cavity is set to back cavity 27, back cavity 27 bottom surfaces are the spill backflow face 28 being obliquely installed, and back cavity 27 bottom surfaces and taper pour spout 25 outer walls are combined as a whole, on taper pour spout 25 lower ports walls, have the return port 29 that is communicated with back cavity 27 and taper pour spout 25,
When upper cover 1 is assemblied on lower cover 2, lower cover 22 outer walls that screw inner nut 12 and lower cover 2 in the upper cover body 11 of upper cover 1 screw screw thread fit between outside thread 23, and the upper cover body 11 of upper cover 1 is screwed on the lower cover 22 of lower cover 2.
Screw in the upper cover body 11 of inner nut 12 tops and form conical sealing surface 13, lower cover 22 top accents be shaped to upper cover body 11 in the cone seal mouth 201 of conical sealing surface 13 form fit, when upper cover body 11 is screwed on lower cover 22, in upper cover body 11, conical sealing surface 13 is pressed in lower cover 22 top tapered seals 201 and forms cone seal.
Between spill backflow face 28 and facade, junction is set to circular arc and is connected.
Taper pour spout 25 tops are set to 45 degree inclined-planes 26.
The utility model leakage-resisting bottle cap has adopted 45 ° of conical surface seals, and its leakproofness is more reliable; Adopt the return-flow system of taper pour spout, spill backflow face, return port, and inner sealing leak free design, the liquid that sticks to bottleneck, bottle cap can be got back in bottle naturally, can effectively prevent liquid leakage; When toppling over (in bottle, liquid levels is higher than pour spout, return port), due to factors such as pressure reduction and fluid inertias, air can enter in bottle by return port, and negative pressure in the bottle producing because liquid flows out with balance, can smooth and easyly flow out pouring liquid; The design of employing inner conical surface, when in bottle, liquid is about to be finished, in bottle, Liquid Residue cognition is prolonged inner conical surface outflow, makes bottle interior liquid more thorough when toppling over, and avoids waste and secondary pollution.
Leakage-resisting bottle cap is divided into upper cover and lower cover two parts, and the bottom of lower cover is to be mainly connected (snapping) with bottle, and this technology type is more, and comparatively ripe, and this Anti-leakage bottle cap does not explain again.The top of lower cover by taper pour spout, spill backflow face, inner conical surface, seal, screw outside thread, return port etc. and form.Upper cover by upper cover inwall, sealing surface, screw negative thread etc. and form.
Pour spout adopts cone angle, when use is toppled over, when drop sticks on pour spout, drop can flow to spill backflow face along taper pour spout, due to transportation or move and make there is liquid in upper cover, also can flow back in bottle along upper cover inwall, backflow face adopts spill form, make liquid reflux and to collect towards middle (pour spout root) by spill, spill backflow face adopts again inclined design, the liquid that enters into spill backflow face not only can collect to centre, also can prolong inclined-plane flows downward, finally enter return port, return port design is at lowest part, be convenient to collect liquid, flow back in container.
After upper cover is connected with lower cover, make to form one in bottle cap and bottle in airtight integral body, upper cover Liquid Residue is known from experience and is directly got back in lower cover, there will not be the phenomenon that leaks outside.
Between backflow face and facade, adopt circular arc to be connected, because liquid has capillary characteristic conventionally, the normal absorbed portion liquid of sharp corner, affects liquid backflow, and the utility model leakage-resisting bottle cap adopts fillet mode to process, and can effectively avoid the problem of sharp corner absorption.

Claims (4)

1. a leakage-resisting bottle cap, includes the upper cover and the lower cover that are assembled into one, it is characterized in that: described upper cover by bottom have lid mouthful upper cover body, be arranged in upper cover body lid mouthful screw inner nut, conical sealing surface forms, in comprising, described lower cover has the sealing of vertical cavity, in sealing, be provided with lower cover, in described lower cover, there is vertical cavity, lower cover bottom is in sealing, stretch out from sealing top at lower cover top, and sealing top opening wall and lower cover sidepiece are combined as a whole, described lower cover forms and screws outside thread from sealing top sponson outer wall, one section of cavity bottom is set to straight chamber in lower cover, be close in the lower cover in straight chamber one section of cavity middle and lower part and be set to the planar inner conical chamber of inner cone, in the middle part of the lower cover cavity in next-door neighbour inner conical chamber, one section is set to conical cavity, and conical cavity chamber wall extends upward and stretches out lower cover top formation taper pour spout, described taper pour spout top is set to inclined-plane, one section of the lower cover cavity middle and upper part of next-door neighbour's conical cavity is set to back cavity, described back cavity bottom surface is the spill backflow face being obliquely installed, and back cavity bottom surface and taper pour spout outer wall are combined as a whole, on described taper pour spout lower ports wall, have the return port that is communicated with back cavity and taper pour spout, described upper cover is assemblied in down while covering, and the lower cover outer wall that screws inner nut and lower cover in the upper cover body of upper cover screws screw thread fit between outside thread, and the upper cover body of upper cover is screwed on the lower cover of lower cover.
2. a kind of leakage-resisting bottle cap according to claim 1, it is characterized in that: screw in the upper cover body of inner nut top and form conical sealing surface, described lower cover top accent be shaped to upper cover body in the cone seal mouth of conical sealing surface form fit, when upper cover body is screwed on lower cover, in upper cover body, conical sealing surface is pressed in lower cover top tapered seal and forms cone seal.
3. a kind of leakage-resisting bottle cap according to claim 1, is characterized in that: between spill backflow face and facade, junction is set to circular arc and is connected.
4. a kind of leakage-resisting bottle cap according to claim 1, is characterized in that: taper pour spout top is set to 45 degree inclined-planes.
CN201320445054.XU 2013-07-24 2013-07-24 Leakage-proof bottle cover Expired - Fee Related CN203402491U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201320445054.XU CN203402491U (en) 2013-07-24 2013-07-24 Leakage-proof bottle cover

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201320445054.XU CN203402491U (en) 2013-07-24 2013-07-24 Leakage-proof bottle cover

Publications (1)

Publication Number Publication Date
CN203402491U true CN203402491U (en) 2014-01-22

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105480517A (en) * 2015-11-25 2016-04-13 华东交通大学 Sealed type reagent bottle
CN106428876A (en) * 2016-12-21 2017-02-22 杭州乐守科技有限公司 Bottom cover, bottle cap and liquid seasoning packaging bottle
CN108861036A (en) * 2018-07-08 2018-11-23 威格鲁高分子材料(苏州)有限公司 A kind of solidification glue receiving bottle
CN109353681A (en) * 2018-11-20 2019-02-19 嘉亨家化股份有限公司 One kind outpouring lid and bottle cap component
CN109941598A (en) * 2019-03-15 2019-06-28 中山市华宝勒生活用品实业有限公司 A kind of multi-stage sealed container capping

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105480517A (en) * 2015-11-25 2016-04-13 华东交通大学 Sealed type reagent bottle
CN106428876A (en) * 2016-12-21 2017-02-22 杭州乐守科技有限公司 Bottom cover, bottle cap and liquid seasoning packaging bottle
CN106428876B (en) * 2016-12-21 2018-03-23 杭州乐守科技有限公司 Bottom and the liquid seasoning Packaging Bottle with the bottom
CN108861036A (en) * 2018-07-08 2018-11-23 威格鲁高分子材料(苏州)有限公司 A kind of solidification glue receiving bottle
CN109353681A (en) * 2018-11-20 2019-02-19 嘉亨家化股份有限公司 One kind outpouring lid and bottle cap component
CN109353681B (en) * 2018-11-20 2024-03-01 嘉亨家化股份有限公司 Injection cap and bottle cap assembly
CN109941598A (en) * 2019-03-15 2019-06-28 中山市华宝勒生活用品实业有限公司 A kind of multi-stage sealed container capping

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C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20140122

Termination date: 20170724

CF01 Termination of patent right due to non-payment of annual fee